TCS Papers: Sample Questions 85  87 of 502
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Question number: 85
» Aptitude
Write in Short
Hansie made the following amounts in seven games of cricket in India: Rs. 10, Rs. 15, Rs. 21, Rs. 12, Rs. 18, Rs. 19 and Rs. 17 (all figures in crores of course). Find his average earnings.
Explanation
 Hansie made Rs. 10 crore, Rs, 15 crore, Rs. 21 crore, Rs. 12 crore, Rs. 18 crore, Rs. 19 crore and Rs. 17 crore amount in seven games of cricket in India.
 We are asked to find his average earnings.
 Here, Hansie’s average earnings
 So, Hansie’s average earning is Rs. 16 crore for seven innings.
Question number: 86
» Aptitude
Write in Short
The average of a list of 6 numbers is 20. If we remove one of the numbers, the average of the remaining numbers is 15. What is the number that was removed?
Explanation
 Average of 6 numbers is 20.
 So, total of numbers will be,
 If we remove one of the numbers, then average of remaining 5 numbers will be 15.
 So, total of numbers will be,
 We are asked to find the removed number.
Question number: 87
» Aptitude
Question
3 men finish painting a wall in 8 days. Four boys do the same job in 7 days. In how many days will 2 men and 2 boys working together paint two such walls of the same size?
Choices
Choice (4)  Response  

a.  6 days 

b.  9 days 

c.  3 days 

d.  12 days 

Answer
a.Explanation
 3 men can paint a wall in 8 days, while to paint this same wall 4 boys are needed.
 So, 3 men = 4 boys
 1 man = boys
 We are asked to find the number of days required to paint the wall by 2 men and 2 boys together.
 2 men = boys
 2 men + 2 boys = boys + 2 boys
= boys
 4 boys can complete work in 7 days.
 boys can complete the same work in (? ) days
 So, 2 men and 2 boys can paint wall in 6 days.